We use the 176/177 Freehub/Body Kit to replace our existing freehub bodies or convert our existing freehubs for different drivetrain compatibility. This kit comes in different options for Campagnolo, SRAM, and Shimano 11-speed cassettes.

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If you have a current set of Zipp wheels, they'll come with the new 188 rear hub. It's the one with the preload collar on the left side. Of course, they are available to fit Shimano/SRAM or Campagnolo, but we don't think your initial choice of freehub body design should lock you into a component...

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Your rims are no joke, but you've been known to guffaw at your hubs that just don't engage like they used to. This shouldn't mean that you've got to upgrade the whole wheelset, instead, upgrade your hoops with a new Cognition Freehub Body, and bring your wheel into the future with unmatched...

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Mountain Freehub

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